Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 9.68
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -7.46 -0.375 2.79
Prot (kg) -10.18 -0.441 4.49
Fertility Sub Index -1.05
Calving Interval (days) 0.52 -1.459 -0.76
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 9.85

* Based on an €80/tonne carbon price